AKD5385A Datasheet, PDF (7/27 Pages) Asahi Kasei Microsystems – Evaluation board Rev.A for AK5385A

ASAHI KASEI
[AKD5385A]
MEASUREMENT RESULTS
[Measurement condition]
• Measurement unit
• MCLK
• BICK
• fs
• Band width
• Bit
• Power Supply
• Interface
• Temperature
: Audio Precision, System Two Cascade
: 256fs@fs=48kHz/96kHz, 128fs@fs=192kHz
: 64fs
: 48kHz, 96kHz, 192kHz
: 10Hz ∼ 20kHz@fs=48kHz, 10Hz ∼ 40kHz@fs=96kHz/192kHz
: 24bit
: AVDD = 5.0V, DVDD = 3.3V
: DIT@fs=48kHz/96kHz, Serial port@fs=192kHz
: Room
[Measurement Results]
Parameter
Result (Lch/Rch) Unit
ADC Analog Input Characteristics:
S/(N+D)
(fs=48kHz, −1dBFS, BW=20kHz)
101.3 / 101.4
dB
(fs=48kHz, −1dBFS, BW=20kHz, VREF Cap=100µF, Note)
103.5 / 104.1
dB
(fs=96kHz, −1dBFS, BW=40kHz)
99.5 / 100.2
dB
(fs=192kHz, −1dBFS, BW=40kHz)
99.4 / 100.2
dB
D-Range
(fs=48kHz, −60dBFS, A-weighted)
114.0 / 114.0
dB
(fs=96kHz, −60dBFS, BW=40kHz)
106.1 / 107.2
dB
(fs=192kHz, −60dBFS, BW=40kHz)
105.6 / 107.2
dB
S/N
(fs=48kHz, A-weighted)
(fs=96kHz, BW=40kHz)
114.0 / 114.0
dB
106.1 / 107.2
dB
(fs=192kHz, BW=40kHz)
105.6 / 107.2
dB
Interchannel Isolation
(fs=48kHz)
(fs=96kHz)
(fs=192kHz)
125.1 / 123.3
dB
121.6 / 123.3
dB
117.6 / 123.6
dB
Note. 10µF is mounted on the VREFL and VREFR pins on the evaluation board.
<KM072400>
-7-
2003/07